Toronto address · Ward 9, Davenport
23 Muir Ave
The City of Toronto has 4 building permits since 2017 (4 still open) on record for this address.
Building permits
Every permit the City lists for this address since 2017, and any still open from before, newest first.
- Inspections under way
Heating and ventilation
HVAC - Interior alteration to all floors and convert existing dwelling to two units
Applied Apr 29, 2020 · issued May 11, 2020 · Permit 20 129634 HVA
- Inspections under way
Plumbing
Plumbing - Interior alteration to all floors and convert existing dwelling to two units
Applied Apr 7, 2020 · issued May 1, 2020 · Permit 20 129634 PLB
- Permit issued
Drains and site services
Drain - Interior alteration to all floors and convert existing dwelling to two units
Applied Apr 7, 2020 · issued May 1, 2020 · Permit 20 129634 DRN
- Inspections under way
Small residential project · Interior alterations
Interior alteration to all floors and convert existing dwelling to two units
Applied Apr 7, 2020 · issued May 1, 2020 · 1 home added · Permit 20 129634 BLD
Committee of Adjustment
No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.
What’s planned nearby
Development sites within 500 m
- Under review
1-3 Boland Lane and 646-648 Dufferin Street
8 storeys · 135 homes · Residential
440 m away · Condominium · Under review · filed Oct 12, 2021
- Under review
8 storeys · 57 homes · Mixed use
480 m away · Site plan · Under review · filed Feb 15, 2023
- Approved
6 storeys · 19 homes · Residential
490 m away · Site plan · Approved · filed Jul 10, 2025
Neighbours’ Committee of Adjustment files within 250 m
367 Brock Ave · Minor variance
240 m away · filed Jul 13, 2026 · Postponed
23 Lindsey Ave · Minor variance
To alter the two-and-one-half-storey semi-detached dwelling (fronting Lindsey Avenue) by constructing a rear one-storey addition (attached garage), abutting Gladstone Avenue. Previous Minor Variance Application File A1056/23TEY for a similar proposal was recently refused.
230 m away · filed Sep 26, 2024 · Approved
429 Brock Ave · Minor variance
To construct a new two-storey ancillary building (containing one laneway suite on both levels), in the rear yard, abutting the laneway. The existing detached garage will be demolished.
240 m away · filed May 27, 2024 · Approved
41 Muir Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a rear one-storey addition with a rear second storey deck above and a new rear ground floor deck. The existing rear deck with stairs will be demolished. The existing ancillary building (attached garage), in the rear yard, abutting the laneway, will be maintained and unaltered.
60 m away · filed Jan 29, 2024 · Approved
1105 College St · Minor variance
To legalize and to maintain the rear one-storey addition with a deck that were constructed without an authorized building permit. Also, to alter the existing two-and-one-half-storey semi-detached mixed-use building by constructing a new rear second storey balcony, and a new canopy for the existing rear basement walkout.
230 m away · filed Jan 11, 2024 · Approved
23 Lindsey Ave · Minor variance
To alter the two-and-one-half-storey semi-detached dwelling (fronting Lindsey Avenue) by constructing a rear one-storey addition (attached garage), abutting Gladstone Avenue.
230 m away · filed Dec 13, 2023 · Refused
744 Dufferin St · Minor variance
To alter the existing two-and-one-half-storey semi-detached dwelling by reconstructing and extending the rear second storey addition, and to construct a two-storey front addition, a ground floor front verandah and stairs, as well as a new front basement patio and walkout. Also, the basement will be converted into a secondary suite, and the existing garage, in the rear yard, will be demolished (and replaced with a parking pad).
150 m away · filed Oct 19, 2023 · Approved
757 Dufferin St · Minor variance
To alter the existing one-storey semi-detached ancillary building (garage) by constructing a partial ground floor front addition and a second storey addition. The existing parking space will be removed, and this building will contain one garden suite.
130 m away · filed Oct 4, 2023 · Approved
From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.